Re: [PATCH] iio/light/max44000: Use common error handling code in max44000_probe()

[Jonathan Cameron <jic23@kernel.org>]

On Thu, 26 Oct 2017 18:50:14 +0200
SF Markus Elfring <elfring@users.sourceforge.net> wrote:

> >> @@ -596,6 +592,10 @@ static int max44000_probe(struct i2c_client *client,
> >>  	}
> >>  
> >>  	return iio_device_register(indio_dev);
> >> +
> >> +report_failure:
> >> +	dev_err(&client->dev, "failed to write init config: %d\n", ret);  
> > This reduces readability of the code for a very minor gain.  
> 
> I got an other software development view on this aspect.
> 

Sadly I am going to put my foot down here before more time
is wasted. I am not going to discuss it further after this email.
(for others please see the amount of time already wasted on
what are mostly poor code changes from Markus).

> 
> > Printing an error message is not a source of bugs  
> 
> I find such a general information questionable.
> 
> It is also possible to discover various update candidates in this software area.
Judge each one carefully.  You need to be convincingly improving the code
not just obeying rules blindly.

> 
> 
> > or similar unlike unwinding some state, so a unified path makes little sense.  
> 
> How does such a view fit to the section “7) Centralized exiting of functions”
> in the document “coding-style.rst”?
All rules in there need to be applied with care. If they make the code
worse do not blindly apply them.

> 
> Regards,
> Markus
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